<!DOCTYPE html>
<html lang="zh-cn">
<head>
    <meta charset="UTF-8">
    <meta http-equiv="X-UA-Compatible" content="IE=edge">
    <meta name="viewport" content="width=device-width, initial-scale=1">
    <title>500 - 服务器错误</title>
    <style>
        body {
            background-color: #f2f2f2;
            font-family: Arial, sans-serif;
            color: #333;
            height: 100%;
            margin: 0;
        }

        .container {
            display: flex;
            flex-direction: column;
            justify-content: center;
            align-items: center;
            height: 100vh;
        }

        .error-box {
            padding: 20px;
            background-color: #fff;
            box-shadow: 0px 0px 10px rgba(0, 0, 0, 0.2);
            border-radius: 5px;
            text-align: center;
            max-width: 600px;
            width: 80%;
        }

        h1 {
            font-size: 36px;
            margin-bottom: 20px;
        }

        p {
            font-size: 18px;
            line-height: 1.5;
            margin-bottom: 20px;
        }

        button {
            padding: 10px 20px;
            background-color: #4285f4;
            color: #fff;
            border: none;
            border-radius: 5px;
            font-size: 18px;
            cursor: pointer;
            transition: background-color 0.3s ease;
        }

        button:hover {
            background-color: #3367d6;
        }
    </style>
</head>
<body>
<div class="container">
    <div class="error-box">
        <h1>500 - 服务器错误</h1>
        <p>抱歉，服务器遇到了问题。</p>
        <button onclick="window.location.href='../..'">返回登录</button>
    </div>
</div>
</body>
</html>